public NoCallViewModel()
 {
     model = LyncUISupressionWrapper.LyncModel.Instance;
     model.StateChanged       += model_StateChanged;
     model.PresenceChanged    += model_PresenceChanged;
     model.ActivityChanged    += model_ActivityChanged;
     model.DisplayNameChanged += model_DisplayNameChanged;
     model.PhotoChanged       += model_PhotoChanged;
 }
 public NoCallViewModel()
 {
     model = LyncUISupressionWrapper.LyncModel.Instance;
     model.StateChanged += model_StateChanged;
     model.PresenceChanged += model_PresenceChanged;
     model.ActivityChanged += model_ActivityChanged;
     model.DisplayNameChanged += model_DisplayNameChanged;
     model.PhotoChanged += model_PhotoChanged;
 }